.col-2-parent {
    display: flex;

    .structure-col {
        width: 50%;
        border: 1px dashed #ccc;
        margin: 5px;
        padding: 5px;
        text-align: center;
        min-height: 40px;

        &.selected {
            border: 1px dashed #FF6666;
        }
    }
}